Sharpening tool assistant



FIG. 1 is an isometric view of a sharpening tool assistant displaying an embodiment of the new design.

FIG. 2 is a top view thereof.

FIG. 3 is a front view thereof.

FIG. 4 is a rear view thereof.

FIG. 5 is a right view thereof; and,

FIG. 6 is a left view thereof.

The broken lines depict aspects of the sharpening tool assistant in which the design is embodied that are not considered part of the claimed design. 

CLAIM What is claimed is the ornamental design for a sharpening tool assistant, as shown and described. 